Just as the Emperor's humanity and the soon-to-ascend Rorschach began their first formal conversation.
Upon the Void Sea that transcended time and space, a frenzied slaughter targeting Galactus was quietly underway.
First, the supreme Tzeentch, who possessed the deepest understanding of most conceptual powers within the Local Universe, used unparalleled means to sever the close connection between Galactus and the Local Universe.
Immediately afterward, the Sixth Chaos God and the cold sun formed by the Emperor worked together to withstand the relentless siege of the other Creation Gods, buying time for the other Chaos Gods of the Warp.
After Grandfather Nurgle, who occasionally let out an honest, hearty laugh, splashed Galactus—who was being repeatedly hacked apart by Blood God Khorne—with an Ultimate Divine Plague that even gods could not resist for long.
Galactus's colossal body rapidly began to exude an aura of decay and death, and for the first time, he revealed an emotional fluctuation known as fear!
In truth, both the Creation Gods and the Chaos Gods of the Warp could perish.
It was merely that, backed by the Warp, the Chaos Gods possessed such special qualities due to the nature of the Warp that unless the real universe was completely destroyed, they would find it difficult to fall into such dire straits.
The Creation Gods, however, were entirely different. Although they possessed conceptualized divine bodies, enjoyed freedoms the Chaos Gods did not have, and could even choose to abandon the Local Universe at a certain cost, that did not mean they were truly immortal.
If someone could exhaust all their efforts to devise a flawless scheme and also possessed terrifying power capable of rivaling the Creation Gods.
Then successfully slaying a god would naturally become an easy task.
And the supreme Tzeentch, who excelled most at such matters,